public void Save_EmptyList_ShouldDeleteFile()
{
//Arrange
var dataContext = new JsonDataContext <Book>("books.json");
if (!File.Exists("books.json"))
{
File.Create("books.json");
}
//Act
dataContext.Save(null);
//Assert
bool fileExists = File.Exists("books.json");
Assert.IsFalse(fileExists);
}
public void LoadData_DataExists_ShouldReturnCollection()
{
//Arrange
var dataContext = new JsonDataContext <Book>("books.json");
var books = new List <Book>();
var book = new Book();
book.Id = 1;
book.Title = "Hello";
book.Author = "World";
book.DateOfissue = 1984;
books.Add(book);
dataContext.Save(books);
//Act
IEnumerable <Book> actual = dataContext.LoadData();
//Assert
Assert.IsNotNull(actual);
}